U8 scic_cb_ssp_task_request_get_function(
void * scic_user_task_request
)
{
SCIF_SAS_TASK_REQUEST_T * fw_task = (SCIF_SAS_TASK_REQUEST_T*)
scic_user_task_request;
return scif_sas_task_request_get_function(fw_task);
}
void scic_cb_port_hard_reset_complete(
SCI_CONTROLLER_HANDLE_T controller,
SCI_PORT_HANDLE_T port,
SCI_STATUS completion_status
)
{
SCIF_SAS_DOMAIN_T * fw_domain = (SCIF_SAS_DOMAIN_T*)
sci_object_get_association(port);
SCIF_SAS_REMOTE_DEVICE_T * fw_device;
SCI_FAST_LIST_ELEMENT_T * element = fw_domain->request_list.list_head;
SCIF_SAS_TASK_REQUEST_T * task_request = NULL;
SCIF_LOG_TRACE((
sci_base_object_get_logger(fw_domain),
SCIF_LOG_OBJECT_DOMAIN,
"scic_cb_port_hard_reset_complete(0x%x, 0x%x, 0x%x) enter\n",
controller, port, completion_status
));
while (element != NULL)
{
task_request = (SCIF_SAS_TASK_REQUEST_T*) sci_fast_list_get_object(element);
element = sci_fast_list_get_next(element);
if (scif_sas_task_request_get_function(task_request)
== SCI_SAS_HARD_RESET)
{
fw_device = task_request->parent.device;
if (fw_device->domain == fw_domain)
{
scic_remote_device_reset_complete(fw_device->core_object);
scif_cb_task_request_complete(
sci_object_get_association(controller),
fw_device,
task_request,
(SCI_TASK_STATUS) completion_status
);
break;
}
}
}
}
/**
* @brief This method provides OPERATIONAL sub-state specific handling for
* when a user attempts to start a task management request on
* a remote device. This includes terminating all of the affected
* ongoing IO requests (i.e. aborting them in the silicon) and then
* issuing the task management request to the silicon.
*
* @param[in] remote_device This parameter specifies the remote device
* object on which the user is attempting to perform a start
* task operation.
* @param[in] task_request This parameter specifies the task management
* request to be started.
*
* @return This method returns an indication as to whether the task
* management request started successfully.
*/
static
SCI_STATUS scif_sas_remote_device_ready_operational_start_task_handler(
SCI_BASE_REMOTE_DEVICE_T * remote_device,
SCI_BASE_REQUEST_T * task_request
)
{
SCI_STATUS status = SCI_FAILURE;
SCIF_SAS_REMOTE_DEVICE_T * fw_device = (SCIF_SAS_REMOTE_DEVICE_T*)
remote_device;
SCIF_SAS_TASK_REQUEST_T * fw_task = (SCIF_SAS_TASK_REQUEST_T*)
task_request;
U8 task_function =
scif_sas_task_request_get_function(fw_task);
SMP_DISCOVER_RESPONSE_PROTOCOLS_T dev_protocols;
scic_remote_device_get_protocols(fw_device->core_object, &dev_protocols);
if ( dev_protocols.u.bits.attached_ssp_target
|| dev_protocols.u.bits.attached_stp_target)
{
// //NOTE: For STP/SATA targets we currently terminate all requests for
// any type of task management.
if ( (task_function == SCI_SAS_ABORT_TASK_SET)
|| (task_function == SCI_SAS_CLEAR_TASK_SET)
|| (task_function == SCI_SAS_LOGICAL_UNIT_RESET)
|| (task_function == SCI_SAS_I_T_NEXUS_RESET)
|| (task_function == SCI_SAS_HARD_RESET) )
{
// Terminate all of the requests in the silicon for this device.
scif_sas_domain_terminate_requests(
fw_device->domain, fw_device, NULL, fw_task
);
status = scif_sas_remote_device_start_task_request(fw_device, fw_task);
}
else if ( (task_function == SCI_SAS_CLEAR_ACA)
|| (task_function == SCI_SAS_QUERY_TASK)
|| (task_function == SCI_SAS_QUERY_TASK_SET)
|| (task_function == SCI_SAS_QUERY_ASYNCHRONOUS_EVENT) )
{
ASSERT(!dev_protocols.u.bits.attached_stp_target);
status = scif_sas_remote_device_start_task_request(fw_device, fw_task);
}
else if (task_function == SCI_SAS_ABORT_TASK)
{
SCIF_SAS_REQUEST_T * fw_request
= scif_sas_domain_get_request_by_io_tag(
fw_device->domain, fw_task->io_tag_to_manage
);
// Determine if the request being aborted was found.
if (fw_request != NULL)
{
scif_sas_domain_terminate_requests(
fw_device->domain, fw_device, fw_request, fw_task
);
status = scif_sas_remote_device_start_task_request(
fw_device, fw_task
);
}
else
status = SCI_FAILURE_INVALID_IO_TAG;
}
}
else
status = SCI_FAILURE_UNSUPPORTED_PROTOCOL;
if (status != SCI_SUCCESS)
{
SCIF_LOG_ERROR((
sci_base_object_get_logger(fw_device),
SCIF_LOG_OBJECT_REMOTE_DEVICE | SCIF_LOG_OBJECT_TASK_MANAGEMENT,
"Controller:0x%x TaskRequest:0x%x Status:0x%x start task failure\n",
fw_device, fw_task, status
));
}
return status;
}
void scic_cb_task_request_complete(
SCI_CONTROLLER_HANDLE_T controller,
SCI_REMOTE_DEVICE_HANDLE_T remote_device,
SCI_TASK_REQUEST_HANDLE_T task_request,
SCI_TASK_STATUS completion_status
)
{
SCIF_SAS_CONTROLLER_T * fw_controller = (SCIF_SAS_CONTROLLER_T*)
sci_object_get_association(controller);
SCIF_SAS_REMOTE_DEVICE_T * fw_device = (SCIF_SAS_REMOTE_DEVICE_T*)
sci_object_get_association(remote_device);
SCIF_SAS_TASK_REQUEST_T * fw_task = (SCIF_SAS_TASK_REQUEST_T*)
sci_object_get_association(task_request);
SCI_STATUS status;
SCIF_LOG_TRACE((
sci_base_object_get_logger(fw_controller),
SCIF_LOG_OBJECT_TASK_MANAGEMENT,
"scic_cb_task_request_complete(0x%x, 0x%x, 0x%x, 0x%x) enter\n",
controller, remote_device, task_request, completion_status
));
status = fw_task->parent.state_handlers->complete_handler(
&fw_task->parent.parent
);
if (status == SCI_SUCCESS)
{
if (fw_task->parent.protocol_complete_handler != NULL)
{
status = fw_task->parent.protocol_complete_handler(
fw_controller, fw_device, &fw_task->parent, (SCI_STATUS *)&completion_status
);
}
if (status == SCI_SUCCESS)
{
SCIF_LOG_WARNING((
sci_base_object_get_logger(fw_task),
SCIF_LOG_OBJECT_TASK_MANAGEMENT,
"RemoteDevice:0x%x TaskRequest:0x%x Function:0x%x CompletionStatus:0x%x "
"completed\n",
fw_device, fw_task,
scif_sas_task_request_get_function(fw_task),
completion_status
));
// If this isn't an internal framework IO request, then simply pass the
// notification up to the SCIF user. Otherwise, immediately complete the
// task since there is no SCIF user to notify.
if (fw_task->parent.is_internal == FALSE)
{
scif_cb_task_request_complete(
fw_controller, fw_device, fw_task, completion_status
);
}
else
{
scif_controller_complete_task(
fw_controller,
fw_device,
fw_task
);
}
}
}
}
static
SCI_STATUS scif_sas_task_request_generic_construct(
SCI_CONTROLLER_HANDLE_T scif_controller,
SCI_REMOTE_DEVICE_HANDLE_T scif_remote_device,
U16 io_tag,
void * user_task_request_object,
void * task_request_memory,
SCI_TASK_REQUEST_HANDLE_T * scif_task_request,
U8 task_function
)
{
SCI_STATUS status;
SCIF_SAS_CONTROLLER_T * fw_controller = (SCIF_SAS_CONTROLLER_T*)
scif_controller;
SCIF_SAS_TASK_REQUEST_T * fw_task = (SCIF_SAS_TASK_REQUEST_T*)
task_request_memory;
SCIF_SAS_REMOTE_DEVICE_T * fw_device = (SCIF_SAS_REMOTE_DEVICE_T*)
scif_remote_device;
U8 * core_request_memory;
SCIF_LOG_TRACE((
sci_base_object_get_logger(fw_controller),
SCIF_LOG_OBJECT_TASK_MANAGEMENT,
"scif_task_request_construct(0x%x, 0x%x, 0x%x, 0x%x, 0x%x, 0x%x) enter\n",
scif_controller, scif_remote_device, io_tag, user_task_request_object,
task_request_memory, scif_task_request
));
// Initialize the user's handle to the framework task request.
*scif_task_request = fw_task;
// initialize affected request count
fw_task->affected_request_count = 0;
fw_task->io_tag_to_manage = SCI_CONTROLLER_INVALID_IO_TAG;
fw_task->function = task_function;
if (task_function == SCI_SAS_HARD_RESET )
{
if (fw_device->containing_device != NULL )
{// Target Reset is for an expander attached device,
// go down to construct smp Phy Control request.
scif_sas_smp_request_construct_phy_control(
fw_controller,
fw_device->containing_device,
PHY_OPERATION_HARD_RESET,
fw_device->expander_phy_identifier,
user_task_request_object,
task_request_memory
);
}
else
{
scif_sas_request_construct(
&fw_task->parent,
fw_device,
sci_base_object_get_logger(fw_controller),
scif_sas_task_request_state_table
);
// If target reset is for a DA device, don't build task at all.
// Just set object association.
sci_object_set_association(fw_task, user_task_request_object);
}
return SCI_SUCCESS;
}
// Construct the parent object first in order to ensure logging can
// function.
scif_sas_request_construct(
&fw_task->parent,
fw_device,
sci_base_object_get_logger(fw_controller),
scif_sas_task_request_state_table
);
core_request_memory = (U8 *)task_request_memory + sizeof(SCIF_SAS_TASK_REQUEST_T);
status = scic_task_request_construct(
fw_controller->core_object,
fw_device->core_object,
io_tag,
fw_task,
core_request_memory,
&fw_task->parent.core_object
);
if (status == SCI_SUCCESS)
{
SMP_DISCOVER_RESPONSE_PROTOCOLS_T dev_protocols;
// These associations must be set early for the core io request
// object construction to complete correctly as there will be
// callbacks into the user driver framework during core construction
sci_object_set_association(fw_task, user_task_request_object);
sci_object_set_association(fw_task->parent.core_object, fw_task);
// Perform protocol specific core IO request construction.
scic_remote_device_get_protocols(fw_device->core_object, &dev_protocols);
if (dev_protocols.u.bits.attached_ssp_target)
status = scic_task_request_construct_ssp(fw_task->parent.core_object);
else if (dev_protocols.u.bits.attached_stp_target)
status = scif_sas_stp_task_request_construct(fw_task);
else
status = SCI_FAILURE_UNSUPPORTED_PROTOCOL;
if (status == SCI_SUCCESS)
{
sci_base_state_machine_logger_initialize(
&fw_task->parent.parent.state_machine_logger,
&fw_task->parent.parent.state_machine,
&fw_task->parent.parent.parent,
scif_cb_logger_log_states,
"SCIF_SAS_TASK_REQUEST_T", "base_state_machine",
SCIF_LOG_OBJECT_TASK_MANAGEMENT
);
}
else
{
SCIF_LOG_WARNING((
sci_base_object_get_logger(fw_task),
SCIF_LOG_OBJECT_TASK_MANAGEMENT,
"Device:0x%x TaskRequest:0x%x Function:0x%x construct failed\n",
fw_device, fw_task, scif_sas_task_request_get_function(fw_task)
));
}
}
return status;
}
/**
* @brief This method provides SATA/STP STARTED state specific handling for
* when the user attempts to complete the supplied IO request.
* It will perform data/response translation and free NCQ tags
* if necessary.
*
* @param[in] io_request This parameter specifies the IO request object
* to be started.
*
* @return This method returns a value indicating if the IO request was
* successfully completed or not.
*/
static
SCI_STATUS scif_sas_stp_core_cb_task_request_complete_handler(
SCIF_SAS_CONTROLLER_T * fw_controller,
SCIF_SAS_REMOTE_DEVICE_T * fw_device,
SCIF_SAS_REQUEST_T * fw_request,
SCI_STATUS * completion_status
)
{
#if !defined(DISABLE_SATI_TASK_MANAGEMENT)
SCIF_SAS_TASK_REQUEST_T * fw_task = (SCIF_SAS_TASK_REQUEST_T *) fw_request;
SCIF_LOG_TRACE((
sci_base_object_get_logger(fw_controller),
SCIF_LOG_OBJECT_TASK_MANAGEMENT,
"scif_sas_stp_core_cb_task_request_complete_handler(0x%x, 0x%x, 0x%x, 0x%x) enter\n",
fw_controller, fw_device, fw_request, *completion_status
));
// Translating the response is only necessary if some sort of error
// occurred resulting in having the error bit set in the ATA status
// register and values to decode in the ATA error register.
if ( (*completion_status == SCI_SUCCESS)
|| (*completion_status == SCI_FAILURE_IO_RESPONSE_VALID) )
{
SATI_STATUS sati_status = sati_translate_task_response(
&fw_task->parent.stp.sequence,
fw_task,
fw_task
);
if (sati_status == SATI_COMPLETE)
*completion_status = SCI_SUCCESS;
else if (sati_status == SATI_FAILURE_CHECK_RESPONSE_DATA)
*completion_status = SCI_FAILURE_IO_RESPONSE_VALID;
else if (sati_status == SATI_SEQUENCE_INCOMPLETE)
{
// The translation indicates that additional SATA requests are
// necessary to finish the original SCSI request. As a result,
// do not complete the IO and begin the next stage of the
// translation.
/// @todo multiple ATA commands are required, but not supported yet.
return SCI_FAILURE;
}
else
{
// Something unexpected occurred during translation. Fail the
// IO request to the user.
*completion_status = SCI_FAILURE;
}
}
else //A stp task request sometimes fails.
{
if (scif_sas_task_request_get_function(fw_task) == SCI_SAS_ABORT_TASK_SET)
{
scif_sas_stp_task_request_abort_task_set_failure_handler(
fw_device, fw_task);
}
}
return SCI_SUCCESS;
#else // !defined(DISABLE_SATI_TASK_MANAGEMENT)
return SCI_FAILURE;
#endif // !defined(DISABLE_SATI_TASK_MANAGEMENT)
}
